March Weather in Marion, United States

Last updated: June 24, 2025

In March, the average temperature in Marion, United States is a pleasant 18°C (65°F). However, temperatures can vary widely, with a minimum of -3°C (27°F) and a maximum of 33°C (91°F). Be prepared for some damp days, as precipitation averages 58 mm (2.3 in) over 9 days. Humidity levels hover around 74%, making the air feel a bit more humid than usual.

March Temperature in Marion

In March in Marion, the average temperature is 18°C (65°F). The maximum can reach 33°C (91°F), and the minimum can be as low as -3°C (27°F). Be prepared for a wide range of temperatures when planning your travels to Marion during this month.

March Weather in Marion: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Marion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marion, March typically has an average temperature of 18°C (65°F), with highs reaching up to 33°C (91°F) and lows dropping to around -3°C (27°F).

Data source: Temperature data for Marion generated using information from the Copernicus Climate Change Service.

March Precipitation in Marion

In Marion in March, the precipitation amount is 58 mm (2.3 in) spread over 9 days.

March Precipitation Trends in Marion

The chart displays monthly precipitation patterns in Marion, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Marion, March typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

March Humidity in Marion

In Marion in March humidity is 74%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can make even short walks feel laborious, leading travelers to seek shade and refreshment more often.

March Average Humidity in Marion

This chart illustrates the average monthly humidity levels in Marion, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Marion is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Marion

In Marion in March, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Marion.

Maximum UV Index Levels in Marion for March

The chart shows the monthly maximum UV Index (UVI) for Marion in March, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In March, the maximum UV index in Marion typically reaches 9, which falls under the very high exposure category.

Data source: Marion March UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How March Weather in Marion Compares to Other Months

Weather in Marion varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Marion, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Marion, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (53°F)	44 mm (1.7 inches)	79%	moderate
February Weather	13°C (55°F)	56 mm (2.2 inches)	79%	very high
March Weather	18°C (65°F)	58 mm (2.3 inches)	74%	very high
April Weather	21°C (70°F)	75 mm (3.0 inches)	76%	extreme
May Weather	25°C (78°F)	126 mm (5.0 inches)	81%	extreme
June Weather	28°C (83°F)	84 mm (3.3 inches)	76%	extreme
July Weather	29°C (85°F)	73 mm (2.9 inches)	66%	extreme
August Weather	30°C (86°F)	69 mm (2.7 inches)	58%	extreme
September Weather	27°C (81°F)	119 mm (4.7 inches)	65%	extreme
October Weather	22°C (72°F)	88 mm (3.4 inches)	74%	very high
November Weather	16°C (61°F)	49 mm (1.9 inches)	81%	high
December Weather	13°C (56°F)	57 mm (2.3 inches)	86%	moderate